4 "AA", 180 Lumen, LED Cyber Light Flashlight, True Spot Reflector System That Gives You A 1,000' Beam Of Light, Super Bright High Flux LED Produces 180 Lumens, Lasting For 5 Hours Of Continuous Use, Uses High Strength Materials For The Lens & Housing, Durable, Withstands An 8' Drop Test, Includes 4 "AA" Cell Batteries & A Nylon Lanyard.